1121201101133 has 4 divisors (see below), whose sum is σ = 1187154107100. Its totient is φ = 1055248095168.

The previous prime is 1121201101123. The next prime is 1121201101171. The reversal of 1121201101133 is 3311011021211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 683998469764 + 437202631369 = 827042^2 + 661213^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121201101133 - 2⁴ = 1121201101117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 65953005949 = 1121201101133 / (1 + 1 + 2 + 1 + 2 + 0 + 1 + 1 + 0 + 1 + 1 + 3 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121201101123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32976502958 + ... + 32976502991.

It is an arithmetic number, because the mean of its divisors is an integer number (296788526775).

Almost surely, 2^{1121201101133} is an apocalyptic number.

It is an amenable number.

1121201101133 is a deficient number, since it is larger than the sum of its proper divisors (65953005967).

1121201101133 is an equidigital number, since it uses as much as digits as its factorization.

1121201101133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65953005966.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1121201101133 its reverse (3311011021211), we get a palindrome (4432212122344).

The spelling of 1121201101133 in words is "one trillion, one hundred twenty-one billion, two hundred one million, one hundred one thousand, one hundred thirty-three".